229513720

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{94063}}^1$

素因数の和:94135

約数の個数: 32

約数和(自身を含む): 524877120

約数和(自身を除く): 295363400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 94063, 188126, 376252, 470315, 752504, 940630, 1881260, 3762520, 5737843, 11475686, 22951372, 28689215, 45902744, 57378430, 114756860, 229513720]

約数ペア:

[(1, 229513720), (2, 114756860), (4, 57378430), (5, 45902744), (8, 28689215), (10, 22951372), (20, 11475686), (40, 5737843), (61, 3762520), (122, 1881260), (244, 940630), (305, 752504), (488, 470315), (610, 376252), (1220, 188126), (2440, 94063)]